<template>
  <!-- 商品分类导航 -->
  <div class="type-nav">
    <div
      class="container"
      @mouseenter="data.showList = true"
      @mouseleave="data.showList = false"
    >
      <h2 class="all">全部商品分类</h2>
      <nav class="nav">
        <a href="###">服装城</a>
        <a href="###">美妆馆</a>
        <a href="###">尚品汇超市</a>
        <a href="###">全球购</a>
        <a href="###">闪购</a>
        <a href="###">团购</a>
        <a href="###">有趣</a>
        <a href="###">秒杀</a>
      </nav>
      <div
        class="sort"
        v-show="route.meta.showList ? route.meta.showList : data.showList"
      >
        <div class="all-sort-list2">
          <!-- 一级列表 -->
          <div
            class="item bo"
            v-for="(category1, index) in typeList"
            :key="category1.categoryId"
            @click.prevent="goSearch($event, index)"
          >
            <h3>
              <a
                :data-category1Id="category1.categoryId"
                :data-categoryName="category1.categoryName"
                >{{ category1.categoryName }}</a
              >
            </h3>
            <div class="item-list clearfix">
              <div class="subitem">
                <!-- 二级列表 -->
                <dl
                  class="fore"
                  v-for="category2 in category1.categoryChild"
                  :key="category2.categoryId"
                >
                  <dt>
                    <a
                      :data-category2Id="category2.categoryId"
                      :data-categoryName="category2.categoryName"
                      >{{ category2.categoryName }}</a
                    >
                  </dt>
                  <!-- 三级列表 -->
                  <dd>
                    <em
                      v-for="category3 in category2.categoryChild"
                      :key="category3.categoryId"
                    >
                      <a
                        :data-category3Id="category3.categoryId"
                        :data-categoryName="category3.categoryName"
                        >{{ category3.categoryName }}</a
                      >
                    </em>
                  </dd>
                </dl>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script lang="ts" setup>
import { computed, onBeforeMount, reactive } from "vue";
import { useRoute } from "vue-router";
import useStore from "@/store/store";
import router from "@/router/router";
import { NavQuery } from "./typeNavType";

const route = useRoute();
const props = defineProps(["defaultShowList"]);
const data = reactive({
  showList: props.defaultShowList,
});
//仓库
const store = useStore();

const typeList = computed(() => {
  return store.CategoryList;
});

//点击三级列表携带信息跳转
const goSearch = (event: Event, index: number) => {
  const target = event.target as HTMLElement;

  const { category1id, category2id, category3id, categoryname } =
    target.dataset;

  // //路由query参数
  let query: NavQuery = {};
  if (category1id) {
    query.category1Id = category1id;
    query.categoryName = categoryname;
  } else if (category2id) {
    query.category1Id = category2id;
    query.categoryName = categoryname;
  } else if (category3id) {
    query.category3Id = category3id;
    query.categoryName = categoryname;
  }

  router.push({
    name: "search",
    query: { ...query },
    params: route.params,
  });
};

onBeforeMount(async () => {
  await store.getTypeNav();
});
</script>

<style lang="less" scoped>
.type-nav {
  border-bottom: 2px solid #e1251b;

  .container {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    position: relative;

    .all {
      width: 210px;
      height: 45px;
      background-color: #e1251b;
      line-height: 45px;
      text-align: center;
      color: #fff;
      font-size: 14px;
      font-weight: bold;
    }

    .nav {
      a {
        height: 45px;
        margin: 0 22px;
        line-height: 45px;
        font-size: 16px;
        color: #333;
      }
    }

    .sort {
      position: absolute;
      left: 0;
      top: 45px;
      width: 210px;
      height: 461px;
      position: absolute;
      background: #fafafa;
      z-index: 999;

      .all-sort-list2 {
        .item {
          h3 {
            line-height: 27px;
            font-size: 14px;
            font-weight: 400;
            overflow: hidden;
            padding: 0 20px;
            margin: 0;

            a {
              color: #333;
            }
          }

          .item-list {
            display: none;
            position: absolute;
            width: 734px;
            min-height: 460px;
            _height: 200px;
            background: #f7f7f7;
            left: 210px;
            border: 1px solid #ddd;
            top: 0;
            z-index: 9999 !important;

            .subitem {
              float: left;
              width: 650px;
              padding: 0 4px 0 8px;

              dl {
                border-top: 1px solid #eee;
                padding: 6px 0;
                overflow: hidden;
                zoom: 1;

                &.fore {
                  border-top: 0;
                }

                dt {
                  float: left;
                  width: 54px;
                  line-height: 22px;
                  text-align: right;
                  padding: 3px 6px 0 0;
                  font-weight: 700;
                }

                dd {
                  float: left;
                  width: 415px;
                  padding: 3px 0 0;
                  overflow: hidden;

                  em {
                    float: left;
                    height: 14px;
                    line-height: 14px;
                    padding: 0 8px;
                    margin-top: 5px;
                    border-left: 1px solid #ccc;
                  }
                }
              }
            }
          }

          &:hover {
            .item-list {
              display: block;
            }
          }
        }
        .item:hover {
          background-color: pink;
        }
      }
    }
  }
}
</style>
